package top.huhuiyu.spirngboot2.total.dp;

import org.apache.ibatis.session.SqlSessionFactory;

public class Sington {
    private Sington() {
    }

    private static Sington instance;

    public synchronized static Sington getInstance() {
        if (instance == null) {
            instance = new Sington();
        }
        return instance;
    }

}
